Snake Oil? The scientific evidence for health supplements | Information Is Beautiful
http://www.informationisbeautiful.net/play/snake-oil-supplements/

Get Adobe Flash player

Good and bad supplements

play with the interactive version | find out more about this image | post a comment This image is a balloon race. The higher a bubble, the greater the

scientific evidence for popular health supplements [chart]

A graphical representation of the scientific evidence for or against particular health supplements. Vitamin C seems to be quite far down the list :).